2216622210 has 32 divisors (see below), whose sum is σ = 5803520832. Its totient is φ = 537362880.

The previous prime is 2216622203. The next prime is 2216622227. The reversal of 2216622210 is 122266122.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3358189 + ... + 3358848.

It is an arithmetic number, because the mean of its divisors is an integer number (181360026).

Almost surely, 2^2216622210 is an apocalyptic number.

2216622210 is an abundant number, since it is smaller than the sum of its proper divisors (3586898622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2216622210 is a wasteful number, since it uses less digits than its factorization.

2216622210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6717058.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 2216622210 is about 47081.0175123690. The cubic root of 2216622210 is about 1303.8587929855.

Adding to 2216622210 its reverse (122266122), we get a palindrome (2338888332).

It can be divided in two parts, 2216 and 622210, that added together give a palindrome (624426).

The spelling of 2216622210 in words is "two billion, two hundred sixteen million, six hundred twenty-two thousand, two hundred ten".